主权项 |
1. A method for sterilizing an article in a sealable sterilization chamber, the method consisting only of the steps of
a. placing the article into the sterilization chamber, b. sealing the sterilization chamber, c. applying to the sterilization chamber a vacuum of a first pressure, the first pressure being sufficient to evaporate an aqueous solution of hydrogen peroxide to form water vapor and hydrogen peroxide vapor at the temperature of an atmosphere in the sterilization chamber, d. injecting into the sealed sterilization chamber a gaseous conditioning agent for forming free radicals, the conditioning agent being hydrogen peroxide, acidic water, carbonated water, peracetic acid, acetic acid, alcohol, ethanol or methanol, e. maintaining the sterilization chamber sealed for a first exposure period, f. injecting into the sealed sterilization chamber, after the first exposure period, a sterilant gas for creating or regenerating the free radicals in the sterilization chamber, g. continuing to maintain the sterilization chamber sealed for a second exposure period, h. evacuating the sterilization chamber at the end of the second exposure period for removing any residual sterilant gas from the sterilization chamber, i. returning the sterilization chamber to atmospheric pressure, and j. removing the sterilized article from the sterilization chamber. |